HELEN P. DENILA, PETITIONER, V. REPUBLIC OF THE PHILIPPINES, CITY GOVERNMENT OF DAVAO, BRGY. 74-A MATINA CROSSING FEDERATION, INC., REPRESENTED BY ITS PRESIDENT, LOLITA P. TANO, MATINA BALUSONG NEIGHBORHOOD ASSOCIATION, INC., REPRESENTED BY ITS PRESIDENT, FE I. BETIOS, ST. PAUL NEIGHBORHOOD ASSOCIATION, INC., REPRESENTED BY ITS PRESIDENT, ESTRELLA E. NAMATA, ST. BENEDICT XVI NEIGHBORHOOD ASSOCIATION, INC., REPRESENTED BY ITS PRESIDENT, MELCHOR LECIONAN, SHALOM NEIGHBORHOOD ASSOCIATION, INC., REPRESENTED BY ITS PRESIDENT, ROMEO PACHO, ALEJANDRO ALONZO, JR., MARITES ALONZO-LILOC, ARACELI ALONZO-DIOLASO, ROBERTO ALONZO, EULALIA ANGELITUD, EVANGELINE BAUTISTA, SALVADOR BAUTISTA, FELIMON BILIRAN, JR., LOURDES BILIRAN, REYNALDO BILIRAN, ARSENIO BRIONES, NORMA CAL, MARILYN CAÑETE, EDGARDO COSTANTE, JOY BILL DELA CRUZ, MARJORIE DELA CRUZ, JOHN JAMES ESPINOSA, ROMAR CAÑETE, TIMOTEO[1] C. FLORES, JEMUEL GAUDICOS, LILY LISONDRA, ERWIN PACADA, ALMA PAGALAN, LEONARDO PELOÑO, REYNALDO POLIQUIT, VIRGILIO REUYAN, JESUS REUYAN, SR., ROGELIO REUYAN, ARLAN SILVA, CARMELITA SILVA, ROMMEL SILVA, GRACE TEMONERA, ERLINDA VALENCIA, AND DEL CARMEN MATINA APLAYA NEIGHBORHOOD ASSOCIATION, RESPONDENTS